1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Depolarization of axolema during nerve conduction takes place because of
A
equal amount of Na+ and K+ move out across axolema
B
Na + move inside and K+ move more outside.
C
more Na+ outside
D
none of these
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
What happens if bone of frog is kept in dilute hydrochloric acid?
A
Will become flexible
B
Will turn black
C
will break into pieces
D
Will shrink
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Black rust of wheat is caused by
A
Puccinia
B
Ustilago
C
Albugo
D
Phytophthora.
4
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Plant group with largest ovule, largest tree, and largest gametes is
A
gymnosperm
B
angiosperm
C
bryophyta
D
pteridophyta.